2008

2009

2010

2011

Number of ultrasound examinations

659

547

454

619

Number of detected NCOP

83

84

76

142

NCOP, %

12.6

15.4

16.7

22.9

Number of detected OFOP

119

61

59

70

OFOP, %

18.1

11.2

13.0

11.3

Daily milk production (kg) in NCOP cows

36.9

37.9

37.9

38.2

Daily milk production (kg) in OFOP cows

35.9

36.2

36.1

37.1